package com.ht.util;

import com.ht.abnormal.HtException;
import com.sun.mail.util.MailSSLSocketFactory;

import javax.mail.*;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.util.Properties;

public class MailUtil implements Runnable {

    private String email="";// 收件人邮箱
    private String code="";// 验证码

    public MailUtil(String email, String code) {
        this.email = email;
        this.code = code;
    }
    public void run() {
        //校验邮箱
        if (!email.matches("^([a-z0-9A-Z]+[-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$")) {
            throw new HtException("请输入正确的邮箱地址");
        }

        // 1.创建连接对象javax.mail.Session
        // 2.创建邮件对象 javax.mail.Message
        // 3.发送一封激活邮件
        String from = "2318774308@qq.com";// 发件人电子邮箱
        String host = "smtp.qq.com"; // 指定发送邮件的主机smtp.qq.com(QQ)|smtp.163.com(网易)
        Properties properties = System.getProperties();// 获取系统属性
        properties.setProperty("mail.smtp.host", host);// 设置邮件服务器
        properties.setProperty("mail.smtp.auth", "true");// 打开认证
        try {
            //QQ邮箱需要下面这段代码，163邮箱不需要
            MailSSLSocketFactory sf = new MailSSLSocketFactory();
            sf.setTrustAllHosts(true);
            properties.put("mail.smtp.ssl.enable", "true");
            properties.put("mail.smtp.ssl.socketFactory", sf);
            // 1.获取默认session对象
            Session session = Session.getInstance(properties, new Authenticator() {
                public PasswordAuthentication getPasswordAuthentication() {
                    return new PasswordAuthentication("2318774308@qq.com", "doaqdxjmzlcsdiei"); // 发件人邮箱账号、授权码
                }
            });
            // 2.创建邮件对象
            Message message = new MimeMessage(session);
            // 2.1设置发件人
            message.setFrom(new InternetAddress(from));
            // 2.2设置接收人
            message.addRecipient(Message.RecipientType.TO, new InternetAddress(email));
            // 2.3设置邮件主题
            message.setSubject("HT文件快传");
            // 2.4设置邮件内容
            String content = "<html><head></head><body><h1>你的验证码是:" + code
                    + "</h1></body></html>";
            message.setContent(content, "text/html;charset=UTF-8");
            // 3.发送邮件
            Transport.send(message);
            System.out.println("邮件成功发送!");
        } catch (Exception e) {
            e.printStackTrace();
            throw new HtException("邮件发送失败,请联系管理员！");
        }
    }
}
